Redundancy
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Redundancy, in general terms, refers to the quality or state of being redundant, that is: exceeding what is necessary or normal, containing an excess. This can have a negative connotation, superfluous, but also positive, serving as a duplicate for preventing failure of an entire system.
The term redundancy is used, with variations on the above meanings, in the following fields:
- Redundancy (databases)
- Redundancy (engineering)
- Redundancy (information theory)
- Redundancy (language)
- Redundancy (law) - a reason for dismissal of an employee in the UK
- Redundancy (total quality management)